Economics: What Good is a Model?

Bob Easton

Applied Mathematics

“You tell me whar a man gits his corn pone, en I'll tell you what his 'pinions is.”
Mark Twain.

What causes inflation? Do deficits matter? Do interest rates matter? What are "market forces"? What is Adam Smith's invisible hand doing? Do supply and demand curves explain everything? I'm trying to understand these and other burning questions by using mathematical thinking. This is a progress report. Bring your corn pone.